Scientists construct T. rex family tree
Tuesday, September 21, 2010 - 20:07
in Paleontology & Archaeology
NEW YORK, Sept. 21 (UPI) -- There's a lot more to Tyrannosaurs as a species than just the T. rex that captures the public attention and imagination, U.S. scientists say. United States - Tyrannosaurus - NEW YORK - Tyrannosaurs - Species